LG 3.1.3 Channel 400W Sound Bar with Dolby Atmos and WOW Orchestra - S77S

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Our Price $899.99 CAD

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Enjoy real cinematic sound at home

Realistic surround sound you can feel. S77S soundbar is designed for sound performance in a beautiful bar and subwoofer.


WOW Orchestra creates captivating sound

LG Soundbar presents perfect harmonious sound with LG TV. It uses both LG TV sound and LG Soundbar at once for the ultimate listening experience. Feel every detail of the sound.


*Compatible TVs : OLED Z3/M3/G3/C3/B3/A3/Z2/G2/C2/CS/B2/A2, QNED 99/95/90/85/80. *Please note that service may not be available at the time of purchase. A network connection is required for the update.


Easy control with WOW Interface

Now, convenience is in your hand. Control your soundbar through LG TV with one remote. With one click of the remote, you can see the soundbar’s menu and settings on the TV screen. Such as volume control, checking the connection status, and even selecting a sound mode.


*Compatible TVs : OLED Z3/M3/G3/C3/B3/A3/Z2/G2/C2/CS/B2/A2, QNED 99/95/90/85/80/75, NANO 80/75, UHD UR/UQ, FHD 63. *This feature support soundbar's status check and change settings via TV on-screen, Volume level matching (0 - 100), Soundbar Mode Control. *Please note that service may not be available at the time of purchase. A network connection is required for the update.


Immersive surround sound powered by 400W, 3.1.3 ch

S77S soundbar's 400W, 3.1.3 ch combined with Dolby Atmos and DTS : X, creates a new dimension of sound to bring powerful immersive sound for what you enjoy.


*Dolby and Dolby Vision are registered trademarks of Dolby Laboratories Licensing Corporation. *The double-D symbol is a trademark of Dolby Laboratories Licensing Corporation.


A Dolby Atmos soundbar with triple up-firing channels

Enjoy an immersive cinematic experience at home with LG Soundbar S77S. Combining Triple Up-Firing Channels and Dolby Atmos, the soundbar deliver a wider and richer soundstage.


Balanced and resonant bass

Music has never sounded deeper. The newly designed ported subwoofer emphasizes the intensity of bass sound.


*Sound graphic image simulated for illustrative purposes.


4K Pass-through keeps high quality

LG Soundbar has a 4K Pass-through. It transmits data without losing quality. So you can enjoy both stunning audio and video with minimal connections. 

*HDMI must support 4K Pass-through.


VRR/ALLM enhances game play

LG Soundbar is made to offer the best gaming experience with VRR/ALLM. Variable Refresh Rate(VRR) up to 120Hz. Its nearly-instantaneous response time gives you an advantage for gaming and creating a realistic viewing experience. Auto Low Latency Mode(ALLM) allows for smooth, lag-free viewing and interactivity.


*Both TV and soundbar must support VRR/ALLM. *Console has to support VRR. VRR Pass-though limited to 60Hz content.


Triple Level Spatial Sound creates a virtual sound dome

LG Soundbar S77S pushes the boundary of the entertainment experience. Your soundbar presents Triple Level Spatial Sound— a more immersive and accurate sound experience. By using an HRTF(Head Related Transfer Function) related 3D engine, your soundbar creates a virtual middle layer. It means that the sound layers realize sophisticated surround sound that you would only experience in theater.


*’Triple Level Spatial Sound’ is available in CINEMA / AI Sound Pro Mode of soundbar. *The mid-layer is created using soundbar’s speaker channel. The sound of the front and front-top speakers are synthesized to build a sound field. *If there is no rear speaker, the rear field cannot be created. *Sound graphic image simulated for illustrative purposes.


Multi-channel audio experience that exceed expectations

With LG Soundbar S77S, your content sounds better than before. It divides two-channel audio into multi-channel audio, optimizing what you hear.

*Available on AI Sound Pro, Cinema, Clear Voice Pro, Sports, Game modes.


LG AI Sound Pro optimizes sound for various contents

Enjoy your content with specialized sound modes— AI Sound Pro. It intelligently analyzes your content to deliver optimal sound whether you are watching movies, catching up on the news, or listening to music.


Connect and enjoy more

Connect the LG Soundbar S77S your way. For gaming, connect with HDMI for VRR/ALLM/120Hz support. For music, connect with Bluetooth, Optical.


*HDMI must support 4K Pass-through. *Both TV and Soundbar must support VRR/ALLM. *Console has to support VRR. VRR Pass-though is limited to 120Hz content.


Made with recycled plastic

UL has validated LG Soundbar as ECV(Environmental Claims Validation) products because some parts of the soundbar body use recycled plastic— We’re taking a more considerate approach to portable soundbar production.


*The above image is for representative purpose.


Recycled pulp packaging

LG Soundbar has been certified by SGS because the internal packaging has been changed from EPS foam(Styrofoam) and plastic bags to recycled molded pulp.


"*SGS is a Swiss multinational company that provides inspection, verification, testing, and certification services. **The above image is for representative purpose, actual image of the product may vary.

Dimension (WxHxD)
Main890.0 x 61.5 x 126.0 mm
WOW OrchestraYes
TV Sound Mode ShareYes
Soundbar Mode ControlYes
Warranty CardYes
Remote App - iOS/Android OSYes
Wall Mount BracketYes
Remote ControlYes
HDMI CableYes
Number of Channel3.1.3
Number of Speakers9 EA
Power Off Consumption (Main)0.5 W ↓
Power Off Consumption (Subwoofer)0.5 W ↓
Gross Weight13.0 kg
Main3.6 kg
Subwoofer6.3 kg
Power Consumption (Main)23 W
Power Consumption (subwoofer)30 W
Clear Voice ProYes
Bass Blast / Bass Blast +Yes
AI Sound ProYes
Output Power400 W
Bluetooth Codec - SBC/AACYes
Dolby DigitalYes
Dolby AtmosYes
DTS Digital SurroundYes
Audio Return Channel (ARC)Yes
Audio Return Channel (e-ARC)Yes
CEC (Simplink)Yes
Dolby VisionYes
4K PassthroughYes
Dimension (WxHxD)
Subwoofer195 x 361 x 280 mm

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